Auto-generate Instagram, Facebook & LinkedIn posts from YouTube videos with GPT-4o & Dumpling AI

by Yang ✓ · 1,201 views · created 2025-09-30 · Content Creation, Multimodal AI

What this workflow does

This AI workflow has 19 nodes and runs on a schedule (every day). Along the way it connects Google Sheets and OpenAI. It also calls app.dumplingai.com over HTTP.

How it runs

Trigger: On a schedule (every day).

1. Get Unsearched Topic from Google Sheet (Google Sheets): uses Google Sheets
2. Search YouTube via Dumpling AI (HTTP Request): calls app.dumplingai.com (POST)
3. Filter + Sort YouTube Videos (Code): runs custom JavaScript code
4. Prepare Video List for AI (Aggregate): combines items into one
5. Select Best Video with GPT-4o (OpenAI): uses OpenAI
6. Get Transcript (Dumpling AI) (HTTP Request): calls app.dumplingai.com (POST)
7. Generate Posts with GPT-4o (OpenAI): uses OpenAI
8. Generate Instagram Image (Dumpling AI) (HTTP Request): calls app.dumplingai.com (POST)
9. Generate Facebook Image (Dumpling AI) (HTTP Request): calls app.dumplingai.com (POST)
10. Generate LinkedIn Image (Dumpling AI) (HTTP Request): calls app.dumplingai.com (POST)

…plus 8 more steps. See the full node list below.

Services it uses

Google SheetsOpenAI

HTTP calls to: app.dumplingai.com

Before you upgrade to n8n 3.0

Nodes used (8)

• Schedule Triggern8n-nodes-base.scheduleTrigger
• Google Sheetsn8n-nodes-base.googleSheets
• HTTP Requestn8n-nodes-base.httpRequest
• Coden8n-nodes-base.code
• Aggregaten8n-nodes-base.aggregate
• OpenAI@n8n/n8n-nodes-langchain.openAi
• Edit Fields (Set)n8n-nodes-base.set
• Mergen8n-nodes-base.merge

From the author

Who’s it for This template is perfect for content marketers, social media managers, and creators who want to repurpose YouTube videos into platform-specific posts without manual work. If you spend hours brainstorming captions, resizing content, or creating…

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